package com.example.mappe.mapprova;

import android.os.SystemClock;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import android.view.View;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.ImageButton;
import android.widget.TextView;
import android.os.Handler;

import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;


public class MapsActivity extends FragmentActivity {

    private GoogleMap mMap; // Might be null if Google Play services APK is not available.
    private ImageButton btnStart;

    private TextView timerValue;
    private long startTime = 0L;
    private Handler customHandler = new Handler();

    long timeInMillis = 0L;
    long timeSwapBuff = 0L;
    long updatedTime = 0L;

    private Runnable updateTimerThread = new Runnable() {
        public void run() {
            timeInMillis = SystemClock.uptimeMillis() - startTime;
            updatedTime = timeSwapBuff + timeInMillis;
            int secs = (int) (updatedTime / 1000);
            int mins = secs / 60;
            secs = secs % 60;
            //int milliseconds = (int) (updatedTime % 1000);

            timerValue.setText("" + String.format("%02d", mins) + ":"
                    + String.format("%02d", secs)); //+ ":"
            //+ String.format("%03d", milliseconds));
            customHandler.postDelayed(this, 0);

        }
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_maps);

        final Animation animAlpha = AnimationUtils.loadAnimation(this, R.anim.anim_alpha);

        timerValue = (TextView) findViewById(R.id.timer);

        View.OnClickListener gestoreBottoni = new View.OnClickListener() {
            public void onClick(View view) {
                switch (view.getId()) {
                    case R.id.startButton:
                        view.startAnimation(animAlpha);
                        startTime = SystemClock.uptimeMillis();
                        customHandler.postDelayed(updateTimerThread, 0);

                        mMap.addMarker(new MarkerOptions().position(new LatLng(40.910, 14.385)).title("Marigliano è qui"));
                        break;
                }
            }
        };

        btnStart = (ImageButton) findViewById(R.id.startButton);
        btnStart.setOnClickListener(gestoreBottoni);

        setUpMapIfNeeded();
    }

    @Override
    protected void onResume() {
        super.onResume();
        setUpMapIfNeeded();
    }

    /**
     * Sets up the map if it is possible to do so (i.e., the Google Play services APK is correctly
     * installed) and the map has not already been instantiated.. This will ensure that we only ever
     * call {@link #setUpMap()} once when {@link #mMap} is not null.
     * <p/>
     * If it isn't installed {@link SupportMapFragment} (and
     * {@link com.google.android.gms.maps.MapView MapView}) will show a prompt for the user to
     * install/update the Google Play services APK on their device.
     * <p/>
     * A user can return to this FragmentActivity after following the prompt and correctly
     * installing/updating/enabling the Google Play services. Since the FragmentActivity may not
     * have been completely destroyed during this process (it is likely that it would only be
     * stopped or paused), {@link #onCreate(Bundle)} may not be called again so we should call this
     * method in {@link #onResume()} to guarantee that it will be called.
     */
    private void setUpMapIfNeeded() {
        // Do a null check to confirm that we have not already instantiated the map.
        if (mMap == null) {
            // Try to obtain the map from the SupportMapFragment.
            mMap = ((SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map))
                    .getMap();
            // Check if we were successful in obtaining the map.
            if (mMap != null) {
                setUpMap();
            }
        }
    }

    /**
     * This is where we can add markers or lines, add listeners or move the camera. In this case, we
     * just add a marker near Africa.
     * <p/>
     * This should only be called once and when we are sure that {@link #mMap} is not null.
     */
    private void setUpMap() {
        mMap.addMarker(new MarkerOptions().position(new LatLng(40.822, 14.345)).title("Sei Qui"));
        mMap.animateCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(40.822, 14.345), 10));
    }

}
